Web orders only - FREE shipping via UPS Ground (continental US only, motor freight excluded)
 
 
 
 
  BRAKE PRODUCTS
48,145 part numbers: Brake Wheels & Discontinued Brake Parts
  GEMCO
14,366 part numbers: Motion Control Products
 
  GLEASON
18,100 part numbers: Cable & Hose Management Systems
  AERO-MOTIVE
3,226 part numbers: Cable & Hose Management Systems
 
 
 
 
 
  CUTLER-HAMMER
925 part numbers: Electrical Control Products
  HUBBELL
8,286 part numbers: Electrical Control Products
  SUPERBOLT
128 part numbers: Fastening Solutions
  RENOLD
408 part numbers: Mechanical Power Transmission Products
 
AUTOMATIC QUANTITY DISCOUNTS
 
BPI's web orders and web site generated PDF quotations now support quantity discount of up to 10%.
 
Quotation is valid for 30 days and can be immediately converted into an order.

 
 
CREDIT TERMS CHANGES
 
  1. Any account with invoices outstanding for more than 60 days will automatically be put on a credit hold.
  2. New customer payment terms are "Credit Card" only, full pre-pay. Credit Card information needs recorded at the time of order. Terms can be re-negotiated, upon successful payment.
 
Web: www.SuperBoltDirect.com Email: sales@SuperBoltDirect.com Phone: (888) 861-8777
 
SuperBoltDirect Online Order
Database Lookup:      
Total 48145 part numbers listed in this database. Shown in 2408 pages by 20 items.
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Part
Number
Product
Category
Description Image Stock
Qty
Weight
(lbs.)
Price
(US$)
Order
Quantity
STE-1-087-181-00-ZQF Stearns Parts Stearns Disc Brake Assembly 87K 
Part 1-087-181-00-ZQF 
108718100ZQF 
Ships in 2 to 3 Weeks, WI Racine 
Dated 01-2024
- 0 0.00 3,393.51
STE-3-21-850F0-0B-EG Stearns Parts Stearns Series 321 Armature Actuated Brake 
Part 3-21-850F0-0B-EG 
321850F00BEG 
NEMA frame [8] = 48C 
Nominal Static Torque [5] Lb-ft (Nm) = 6 (8) 
Lead location & options [0] = External leads 
Mounting [F] = NEMA frame size 48C 
Options [0] = Standard brake 
Hub Bore and Keyway [0B] = Bore: 5/8; Keyway: 3/16 x 3/32 
Voltages [E] = Voltage: 24 Vdc; Current Rating in Amps: .75 
Options [G] = With Maintained Manual Release 
Ships in 4 to 5 Weeks, WI Racine 
Dated 11-2024
- 0 0.00 2,033.49
STE-3-21-850F0-0B-GG Stearns Parts Stearns Series 321 Armature Actuated Brake 
Part 3-21-850F0-0B-GG 
321850F00BGG  
NEMA frame [8] = 48C 
Nominal Static Torque [5] Lb-ft (Nm) = 6 (8) 
Lead location & options [0] = External leads 
Mounting [F] = NEMA frame size 48C 
Options [0] = Standard brake 
Hub Bore and Keyway [0B] = Bore: 5/8; Keyway: 3/16 x 3/32 
Voltages [G] = Voltage: 48 Vdc; Current Rating in Amps: .38 
Options [G] = With Maintained Manual Release 
Ships in 4 to 5 weeks 
Dated 11-2024
- 0 0.00 2,033.49
STE-4-1-12102-00 Stearns Parts Stearns Silicon Rectifier 1200 
Part 4-1-12102-00  
411210200 
Series 12000 
Ships in 4 Weeks, WI Racine 
Dated 07-2023 
(40LBS)
- 1 0.00 7,231.15
STE-4-2-06406-00 Stearns Parts Stearns Solenoid Assembly with Coil 4264204 - 0 0.00 377.81
STE-4-7-21040-11-U03 Stearns Parts Stearns SINPAC Switch 
Part 4-7-21040-11-U03 
472104011U03 
Replaces Obsolete Part 4-7-21040-11-U02 & 4-7-21025-11-U03 
CV Series for 115 Volt AC 
or 115 / 230 Volt AC Dual Voltage 
Capacitor Start Motors 
Ships in 1 Week, WI Racine 
Dated 01-2023
- 0 0.00 96.27
STE-4-7-72050-15-U03 Stearns Parts Stearns SINPAC Switch 
Part 4-7-72050-15-U03 
477205015U03 
Replaces Obsolete Parts: 
4-7-51040-15-U03 
& 4-7-72035-15-U01 
Ships in 2 Weeks, WI Racine 
Dated 05-2025
- 0 0.00 235.88
STE-4-7-72050-15-UC3 Stearns Parts Stearns SINPAC Switch 
Part 4-7-72050-15-UC3 
477205015UC3 
Replaces 4-7-72050-15-UC1 
Ships in 6 Weeks, WI Racine 
Dated 07-2023 
(1LB)
- 1 0.00 252.73
STE-5-08-0055-10 Stearns Parts Stearns Conduit Box 
Part 5-08-0055-10  
508005510 
11 Wire Block 
Ships in 2 to 3 Weeks, WI Racine 
Dated 01-2024
- 2 0.00 1,191.14
STE-5-12-5529-00 Stearns Parts Stearns Solenoid Kit 
Part 5-12-5529-00 
512552900 
Size 9 
Normally a Stock Item, OH 
Ships from Stock to 3 Weeks 
Dated 11-2023 
(8LBS)
- 2 0.00 902.45
STE-5-12-5529-61 Stearns Parts Stearns Solenoid Assembly 
Part 5-12-5529-61 
Ship in 2 to 3 Weeks 
Dated 05-2024
- 0 0.00 902.45
STE-5-16-7211-00-01G Stearns Parts Stearns Hub and set screw assembly 
Dated 05-2024
- 0 0.00 1,009.19
STE-5-42-2071-00-09 Stearns Parts Stearns Support Plate Assembly 
Part 5-42-2071-00-09 
54220710009 
Ships in 2 to 3 Weeks, WI Racine 
Dated 05-2025
- 0 0.00 3,153.55
STE-5-42-2071-34-09 Stearns Parts Stearns Support Plate Assembly 
Part 5-42-2071-34-09 
54220713409 
Stainless Steel 
Ships in 3 Weeks, WI Racine 
Dated 04-2025
- 0 0.00 3,762.76
STE-5-42-7098-00-08 Stearns Parts Stearns Support Plate Assembly 
Part 5-42-7098-00-08 
54270980008 
87 DC-35,75,105 lb 
Ships in 2 to 3 Weeks, WI Racine 
Dated 06-2025
- 0 0.00 3,053.21
STE-5-55-2007-00 Stearns Parts Stearns Side Release Kit 
Part 5-55-2007-00 
555200700 
Crane Duty Side Release Kit 
For 81 82K Series Brakes 
Ships in 2 to 3 Weeks, WI Racine 
Dated 02-2025
- 0 0.00 778.66
STE-5-66-6409-33 Stearns Parts Stearns Coil Kit #4 
Part 5-66-6409-33 
566640933 
Coil Kit #4 
230 - 460 Volt, 60 Hz 
Class "B" Insulation 
Replaces 
aka 6-4-42306-08 644230608 
aka 6-4-42306-09 644230609$$Q 
Normally a Stock Item 
Dated 02-2023 
(1LB) H 4" L 5" W 4" Box
- 0 0.00 400.98
STE-5-66-6479-70 Stearns Parts Stearns Coil Kit #4 
Part 5-66-6479-70 
566647970 
Coil Kit #4 
230 - 460 Volt, 60 Hz 
Class "H" Insulation 
Replaces 
aka 6-4-42306-08 644230608 
aka 6-4-42306-09 64423060944 
5-66-6409-33 
Normally a Stock Item 
Ships from Stock to 2 weeks 
Dated 04-2024
- 0 0.00 412.23
STE-5-66-8355-00 Stearns Parts Stearns Disc Kit 
Part 5-66-8355-00 
566835500 
Stationary Disc Kit 
For 10 & 15 FT/LB Brakes 
This Kit has the Springs installed in the disc 
Normally a Stock Item 
Ships from Stock to 2 weeks 
Dated 04-2024
- 1 0.00 142.78
STE-5-66-8372-00 Stearns Parts Stearns Disc Kit 
Part 5-66-8372-00 
566837200 
87K Stationary Disc Kit 
Universal Mounting AB / AV 
NSN 2520-00-570-2080 Gov # 
Ships from Stock to 5 Days 
Dated 05-2024 
(5LBS)
- 0 0.00 210.71
Prices are subject to change without notice. Last updated: 06-Sep-2025 07:09:18 AM (EST)
Application Information Requirements
 
In line with the manufacturer's requirements, Brake Products, Inc. is now obligated to obtain the following application information, before providing any fasteners inquiries/orders:
  1. What is the application?
  2. What is the required preload or what are they currently torqueing the nuts to?
  3. What is the operating temperature?
  4. Are there any space limitations?
  5. Attach any drawing or picture of the application.
This is only the basic application information and more questions may follow depending on the application itself.
 
 
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Web Site Features
 
Part Number Lookup
 
Enter at least three characters of a Superbolt part number to retrive the list of all documents (such as specifications, manuals, guides, drawings, etc.) from our web site, referencing this part number:
 
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Formal PDF Quotation
 
To obtain an instant formal printable PDF quotation use shopping cart and select "View PDF Quote", instead of checking out. Click here for instructions.
 
Your shopping cart is kept intact and you can still check out at a later time.
What is a multi-jackbolt tensioner?

 
A "Superbolt" or "multi-jackbolt tensioner (MJT)" is a direct replacement for hex nuts, covered nuts, bolts, etc. They spin onto your existing bolt or stud and provide a better way to bolt up your joint. They consist of three components, shown above.
 
Click here to learn more
Superbolt Lube
 

Superbolt Lube
 
JL-M
Moly-Disulphide Based Jackbolt Lubricant: JL-M MSDS
 
JL-G
Graphite Based Jackbolt Lubricant: JL-G MSDS
 
Apply between Jackbolt Tips & Washer.
 
JL-G and JL-M Lubricant Certificate of Conformance
 
JL-G and JL-M Lubricant Shelf Life Letter
 
Nut-style tensioners

Nut-style tensioners
 
Superbolt multi-jackbolt tensioners (MJTs) replace existing hex nuts. Only hand tools are required for installation and removal of any size tensioner. Safe, accurate and economical! We have a wide range of standard series, as well as an unlimited capacity to create special designs to meet your unique needs.
Bolt-style tensioners

Bolt-style tensioners
 
Bolt style Superbolt multi-jackbolt tensioners (MJTs) replace existing studs or bolts. Ideal for applications with tapped holes, or where threading a stud into a nut would be impractical. The outside diameter is smaller than a nut type tensioner on a stud, allowing MJTs to fit into tighter areas.
Flexnuts

Flexnuts
 
Flexnuts are used in combination with Superbolt tensioners and are designed to flex out at the bottom and flex in toward the top of the nut. This distributes the bolt load along many threads, adds elasticity, and prevents stress concentrations in the first few threads.
SMX Mill Motor Nuts

SMX Mill Motor Nuts
 
SMX Mill Motor Nuts are used to replace standard mill motor armature nuts supplied by electric motor manufacturers. SMX tensioners are available for most standard motor frame sizes. Preload matches the hub stress capacity of brake wheels and pulleys.
 
This web site is owned and operated by Brake Products, Inc.
Brake Products, Inc.   16751 Hilltop Park Place
  Chagrin Falls, Ohio 44023
  Phone: (440) 543-7962
  Fax:     (440) 543-7963
  Web:   www.brakeproducts.com
  Email: sales@brakeproducts.com
  Federal ID #: 34-1473351
  CAGE Code: 1QTP8
  DUNS# 14-748-2392
  Download: Form W-9
  ACH Form: Word   /   PDF
Supplier of Industrial Brake Parts Since 1985
This web site: Owned and operated by Brake Products, Inc.
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